1-O

See also: 1o, 1O, 1/O, 1º, and 1.º

English

Symbol

1-O

1. A selective service class denoting that the registrant a conscientious objector available for alternate service contributing to maintenance of national health, safety, or interest.

Coordinate terms

• 1-A-O

Catalan

Etymology

A numeronym of the date, 1 October, 2017, on which the referendum took place

Proper noun

1-O m

1. the Catalan independence referendum of 2017

Spanish

Etymology

A numeronym of the date, 1 October, 2017, on which the referendum took place.

Proper noun

1-O m

1. the Catalan independence referendum of 2017