Pertaining to the nucleus of an atom. / Involving energy released by nuclear reactions (fission, fusion, radioactive decay).

Nuclear power.

(biochemistry, genetics) Any acidic, chainlike biological macromolecule consisting of multiple repeat units of phosphoric acid, sugar and purine and pyrimidine bases; they are involved in the preservation, replication and expression of hereditary information in every living cell

Without clothing or other covering of the skin; without clothing on the genitals or female nipples. / Characterized by the nudity of people concerned or to whom the described noun is attributed.

A painting, sculpture, photograph or other artwork or mass-media-reproduced image depicting one or more human figure(s) in a state of near or total undress.

A person who practices nudism.

(usually attributive) Relating to nudists and nudism.

The belief in or practice of going nude in social, nonsexualized and frequently mixed-gender groups specifically in cultures where going nude in the social situation is not the norm.

(mathematics) The set of positive integers, {1, 2, 3, ...}. / (mathematics, computer science) The set of non-negative integers, {0, 1, 2, 3, ...}.

(mathematics) a positive integer {1, 2, 3, ...} / (mathematics) a non-negative integer {0, 1, 2, ...}