ConductScienceConductScience
VocabularyEVT-3Ages 2;6–90+

Expressive Vocabulary Test, Third Edition

EVT-3 is the standard expressive single-word vocabulary measure, co-normed with PPVT-5 for direct receptive-versus-expressive vocabulary comparison.

At a glance

Publisher
Pearson Clinical
Edition year
2019
Age range
2;6–90+
Domain
Vocabulary
Administration time
10–20 minutes

Standard scores for this battery use a mean of 100 and a standard deviation of 15 unless noted otherwise in the publisher manual. Always cross-reference against the current edition of the manual before clinical use — publishers update norms and scoring tables on regular cycles.

What EVT-3 is

The Expressive Vocabulary Test, Third Edition is the expressive counterpart to PPVT-5. The examiner shows a picture and asks the examinee to label it or, at higher item levels, to provide a synonym for a stimulus word in a sentence frame. EVT-3 yields a single expressive vocabulary standard score with a mean of 100 and an SD of 15, alongside age-equivalent and growth-scale scores. The co-norming with PPVT-5 is the test's defining feature — clinicians can compare an examinee's receptive and expressive vocabulary on the same normative scale and flag asymmetric profiles in children with word-finding difficulty or in adults with progressive aphasia.

Subtests and structure

  • Labelling subtest (younger items): one-word picture naming
  • Synonym subtest (older items): provide a synonym for a stimulus word in context

What EVT-3 measures

EVT-3 measures one construct: the depth and accessibility of expressive single-word vocabulary in standard American English. Labelling items at the lower end probe basic-level noun and verb production from picture stimuli, and the synonym items at the higher end probe more abstract semantic substitution. The test is sensitive to retrieval difficulties as well as to lexical breadth, which means a child who knows a word but cannot retrieve it on demand will produce a depressed score even when a picture-pointing receptive measure comes back in the average range. EVT-3 does not measure word definitions in extended form, does not measure word use in connected discourse, and does not probe syntactic frames around the target words.

Strengths and limitations

Strengths

  • Co-normed with PPVT-5 for direct receptive-vs-expressive comparison on the same scale
  • Quick to administer and easy to score in the clinic
  • Sensitive to word retrieval difficulty in school-age children and adults with aphasia
  • Synonym items at the upper range extend usable ceiling well into adulthood

Limitations

  • Single-word format misses functional retrieval failures in connected speech
  • Synonym items at the upper range require receptive vocabulary control, blurring the construct
  • Cultural and dialectal variation affects the synonym subtest disproportionately
  • Score does not separate retrieval difficulty from genuine lexical absence

How language sample analysis complements EVT-3

EVT-3 measures one-word retrieval under structured-task conditions; a language sample measures vocabulary diversity in spontaneous discourse. The two are not redundant. A child can score in the average range on EVT-3 by retrieving high-frequency labels under examiner support and still produce a strikingly narrow vocabulary in five minutes of conversation, with the same handful of all-purpose words ("thing", "stuff", "do") substituting for content nouns and verbs. NDW from a fifty-utterance sample, paired with the EVT-3 standard score, lets the clinician separate true lexical depth from prompted retrieval. For older school-age children with subtle word-finding difficulty, the sample is often the more sensitive measure of the two and is the right next step when EVT-3 lands suspiciously above the parent and teacher report.

“A school-age child who fails to retrieve "ladder" on EVT-3 but produces it spontaneously two minutes later in play is showing a retrieval pattern, not a vocabulary gap. The language sample is what makes the distinction visible.”
Retrieval is not absence

Free tools that pair with EVT-3

MLU Calculator

Paste a language sample and get Mean Length of Utterance in morphemes and words, total utterances, total morphemes, and the matching Brown's stage. Implements Brown (1973) morpheme counting rules and runs entirely in your browser.

Open tool

Lexical Diversity Calculator

Paste a language sample and get type-token ratio (TTR), number of different words in the first 100 tokens (NDW-100, Miller 1981), and NDW per 50 utterances (NDW-50, SUGAR). Implements the standard SALT/SUGAR tokenisation rules and runs entirely in your browser.

Open tool

Language Sample Worksheet

Free printable and fillable language sample analysis worksheet for speech-language pathologists. Five columns (utterance #, transcription, morpheme count, grammatical Y/N, notes), configurable row count up to 100 utterances, browser print produces a clean PDF, and an inline running summary tracks total utterances, total morphemes, and rolling MLU as you fill it in.

Open tool

Related assessments

Vocabulary · PPVT-5

Peabody Picture Vocabulary Test, Fifth Edition

PPVT-5 is the gold-standard receptive vocabulary measure across the lifespan, requiring only a four-picture pointing response and yielding a single standard score in about ten minutes.

Comprehensive language · CELF-5

Clinical Evaluation of Language Fundamentals, Fifth Edition

CELF-5 is the most widely used comprehensive language battery in school-age SLP practice, covering receptive and expressive language from kindergarten through age 21.

Comprehensive language · CASL-2

Comprehensive Assessment of Spoken Language, Second Edition

CASL-2 is a flexible comprehensive language battery that lets clinicians assemble a tailored assessment from 14 subtests across lexical, syntactic, and pragmatic domains.

References

  1. Williams, K. T. (2019). Expressive Vocabulary Test, Third Edition. Pearson Clinical.
  2. Dunn, D. M. (2019). Peabody Picture Vocabulary Test, Fifth Edition. Pearson Clinical.
  3. McGregor, K. K., Newman, R. M., Reilly, R. M., & Capone, N. C. (2002). Semantic representation and naming in children with specific language impairment. JSLHR, 45(5), 998–1014.