Dictionary.com

penetrate

[ pen-i-treyt ]
/ ˈpɛn ɪˌtreɪt /
Save This Word!
See synonyms for: penetrate / penetrated / penetrates / penetrating on Thesaurus.com

verb (used with object), pen·e·trat·ed, pen·e·trat·ing.

verb (used without object), pen·e·trat·ed, pen·e·trat·ing.

QUIZZES

QUIZ YOURSELF ON THE MANY TYPES OF NOUNS

They're everywhere you turn, but can you identify the 10 types of nouns easily? This quiz will test your mettle against singular, plural, concrete, abstract, common, proper, collective, compound, countable, and uncountable nouns!
Question 1 of 7
Shoelaces, rainbow, toothpaste, and haircuts are all what type of noun?

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of penetrate

1520–30; <Latin penetrātus (past participle of penetrāre), equivalent to penet-, variant stem of penitus deep down + -r- (probably by analogy with intus inside: intrāre to enter) + -ātus + -ate1

synonym study for penetrate

1. See pierce.

OTHER WORDS FROM penetrate

pen·e·tra·tor, nounpre·pen·e·trate, verb (used with object), pre·pen·e·trat·ed, pre·pen·e·trat·ing.un·pen·e·trat·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for penetrate

British Dictionary definitions for penetrate

penetrate
/ (ˈpɛnɪˌtreɪt) /

verb

to find or force a way into or through (something); pierce; enter
to diffuse through (a substance); permeate
(tr) to see throughtheir eyes could not penetrate the fog
(tr) (of a man) to insert the penis into the vagina of (a woman)
(tr) to grasp the meaning of (a principle, etc)
(intr) to be understoodhis face lit up as the new idea penetrated

Derived forms of penetrate

Word Origin for penetrate

C16: from Latin penetrāre; related to penitus inner, and penus the interior of a house
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK