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Showing results for dinosaur.
Definitions

dinosaur

[dahy-nuh-sawr] / ˈdaɪ nəˌsɔr /
ADJECTIVE
obsolete
Synonyms
STRONGEST
antiquated archaic out-of-date outmoded
WEAK
anachronistic ancient antediluvian antique bygone dated dead dead and gone discarded disused done for dusty extinct fossil gone had it has-been horse and buggy kaput moldy moth-eaten old old-fashioned old-hat old-school out out-of-fashion outworn passé stale superannuated superseded timeworn unfashionable
Antonyms
STRONGEST
current modern new
WEAK
contemporary in vogue present up-to-date
ADJECTIVE
outmoded
Synonyms
STRONGEST
antiquated archaic obsolete out-of-date
STRONG
antique bent dated fossilized out outworn superannuated superseded tired
WEAK
anachronistic antediluvian behind the times bygone dead disused démodé extinct has-been horse and buggy moldy moth-eaten musty obsolescent old-hat old-time olden out of style passé unfashionable unstylish unusable vintage
Antonyms
STRONGEST
current modern new present
STRONG
fresh
WEAK
newfangled popular up-to-date

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Other species to have been named after the broadcaster in the past include a wildflower, butterfly, grasshopper, dinosaur and ghost shrimp.

From BBC • May 7, 2026

Future systematic searches of these areas could reveal additional dinosaur bones, more tracks, and possibly traces of other ancient animals.

From Science Daily • Apr. 24, 2026

The presence of early Cretaceous dinosaur tracks in both the Robberg Formation and the Brenton Formation suggests that more sites may still be waiting to be found.

From Science Daily • Apr. 24, 2026

These molecules are the oldest of their kind ever identified, dating back nearly 100 million years earlier than previous examples found in dinosaur fossils.

From Science Daily • Apr. 23, 2026

The huge dinosaur couldn’t cross the river with them—it would be too conspicuous to ride around Brooklyn—and there was no way to go back into that nightmare.

From "Dactyl Hill Squad" by Daniel José Older

Vocabulary lists containing dinosaur

Tyrannosaurus Lex(icon)

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Paleontology: Dinosaurs - Introductory

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Paleontology: Dinosaurs - Middle School and High School

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