- to insist upon (rights, claims, etc)
- (may take a clause as object) to state to be true; declare categorically
- to put (oneself) forward in an insistent manner
WordReference Random House Learner's Dictionary of American English © 2026
as•sert /əˈsɜrt/USA pronunciation
v. [~ + object]
WordReference Random House Unabridged Dictionary of American English © 2026- to state strongly or positively;
declare strongly:asserted his innocence.[~ + (that) clause]asserted that he was innocent of the crime. - to make a claim to:Minorities are now asserting their right to be heard.
- Idioms assert oneself, to claim one's rights or declare one's views firmly.
as•sert
(ə sûrt′),USA pronunciation v.t.
as•sert′er, as•ser′tor, n.
as•sert′i•ble, adj.
- to state with assurance, confidence, or force;
state strongly or positively;
affirm;
aver:He asserted his innocence of the crime. - to maintain or defend (claims, rights, etc.).
- to state as having existence;
affirm;
postulate:to assert a first cause as necessary. - assert oneself, to insist on one's rights, declare one's views forcefully, etc.:The candidate finally asserted himself about property taxes.
- Latin assertus joined to, defended, claimed (past participle of asserere), equivalent. to as- as- + ser- (see series) + -tus past participle suffix
- 1595–1605
as•sert′i•ble, adj.
- 1. asseverate, avow, maintain. See declare. 2. uphold, support. See maintain.
- 1. deny.
Collins Concise English Dictionary © HarperCollins Publishers::
assert /əˈsɜːt/ vb (transitive)
'assert' also found in these entries (note: many are not synonyms or translations):
affirm
- allow
- argue
- asseverate
- aver
- avouch
- category
- claim
- confirm
- contend
- crack
- declare
- flag
- Frederick Barbarossa
- have
- induce
- maintain
- pose
- predicament
- predicate
- predicable
- protest
- soothe
- swear
- vow
- allege
- as
- asserted
- assertion
- assertive
- assertory
- balance of power
- challenge
- contradict
- deliver
- demand
- dogmatize
- dominance
- insist
- lay
- misassert
- move
- pipe
- preach
- preassert
- reach
- reassert
- rumor
- unasserted
- urge