(physics) Having an odd number of protons and an even number of neutrons.

(physics) Having an even number of protons and an odd number of neutrons.

(idiomatic, often followed by with) liked, in someone's good books.

Alternative form of in good odor

present participle of make no odds

Third-person singular simple present indicative form of make no odds

simple past tense and past participle of make no odds

plural of oddity effect

The posited phenomenon that any shoal member that stands out in appearance will be preferentially targeted by predators, which may explain why fish prefer to shoal with individuals that resemble themselves.

(humorous) Used to wish someone luck in an adverse or uncertain situation.