Other forms: cucumbers
A cucumber is the long green cool vegetable that is mostly water. Slice the cucumber, cucumber sandwiches, a whole cucumber.
It is about ninety-six per cent water, and cool as a cucumber is nearly literal — the inside can be several degrees below the surrounding air. Botanically it is a fruit. It should not be kept in a cold fridge, where it deteriorates faster.
1nouncucumberA long green watery salad vegetable.
“She added slices of cucumber to the salad.”
cucumber is a vegetable.
Old French cocombre comes from Latin cucumis, the name of the plant.
Latin
cucumis
Old French
cocombre
Middle English
cucumer
English, today
cucumber
From Middle English cucumer, cucumber, from Old French cocombre, ultimately from Latin cucumis (possibly through an Old Occitan - intermediate). Probably of Pre-Italic qfa-sub origin. late 14c. Displaced native earthapple (see which for more), which has since acquired other senses.
Etymology from Wiktionary, CC BY-SA