Englishfor English speakers
simple
Adjective
—
A simple task is easy to do and easy to understand.
Baking this cake is very simple as it only has 3 steps.
It's a simple book for learners to read and understand.
—
Something that is simple is basic and not complicated.
She was poor and only had a simple dress.
Their plan was very simple.
—
A simple person is not intelligent (we sometimes use this in a bad way)
He isn't a bad boy, he's just a little simple.
—
In grammar, the simple aspect is used when the speaker sees the situation as complete (compare progressive aspect).
"I run" is the present simple; "I'm running" is the present progressive.
simple
Noun
—
A simple is a medicine that is prepared only from one plant.
caustic
—
noun
any chemical substance that burns or destroys living tissue
—
adjective
of a substance, especially a strong acid; capable of destroying or eating away by chemical action
—
adjective
(= acerbic, acid, acrid, bitter, blistering, sulfurous, vitriolic)
harsh or corrosive in tone
an acerbic tone piercing otherwise flowery prose
a barrage of acid comments
her acrid remarks make her many enemies
bitter words
blistering criticism
caustic jokes about political assassination, talk-show hosts and medical ethics
a sulfurous denunciation
a vitriolic critique