impulse

word

/ˈɪmpəɫs/
IM-puhls
/ˈɪmpʌls/
IM-puhls

Definition

A sudden strong desire to do something without thinking carefully; also, in science, a quick force that causes movement.

Usage & Nuances

Formal-to-neutral; commonly used for emotions ('buying on impulse', 'control your impulses'). In science, refers to quick forces (physics, biology). Often used with 'act on', 'resist', or 'sudden'.

Example Sentences

Try to control your impulse to shout.

basic

An electric impulse moves through the nerve.

basic

I couldn't resist the impulse to eat cake at midnight.

natural

Sometimes, a creative impulse can lead to amazing ideas.

natural

He bought the shoes on an impulse.

basic

Acting on impulse isn't always a bad thing.

natural