(slang) Alternative form of new school

(mathematics, informal, mostly plural) Any number appearing in a sequence described by the Collatz conjecture.

plural of neck knife

A knife carried by wearing it on a cord around one's neck.

(historical, Nazism, politics) Far-Right political party from Germany, commonly known as the Nazi Party

An extinct species of rhinoceros, Stephanorhinus hemitoechus, which lived in Europe and North Africa during the Pleistocene.

A shade of blue that cannot be detected by graphic-arts camera film, thus useful in the design and print industry for writing notes on layouts to be photographed, or for laying down sketch lines.

Synonym of non-photo blue

(mathematics, rare) Not powerlike.

Narrow-nosed rhinoceros.