(psychology) A hypothetical subconscious agency which filters unacceptable thought before it reaches the conscious mind.

(geology) Of or pertaining to the Cenozoic era.

(geology) A geologic era within the Phanerozoic eon comprising the Paleogene, Neogene and Quaternary periods from about 65 million years ago to the present, when the continents moved to their current position and modern plants and animals evolved.

To create a small hole or indentation in a workpiece as a guide in preparation for drilling.

(countable) A tool used to create a small indentation in preparation for drilling a hole. / (countable) The small indentation created by such a tool.

(physics) Britain and Canada standard spelling of center of gravity.

middlemost; located at the center / (especially Canada, US) emotionally stable, calm, serene; having a balanced mind

simple past tense and past participle of center

(US) A copper penny. / (US, colloquial) A very small amount of money.

(chiefly Commonwealth of Nations) Form of percent