adv, noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Initialism of first day cover. abbreviation, alt-of, initialism
2. 2
   Initialism of federal detention center. US, abbreviation, alt-of, initialism
3. 3
   Initialism of follicular dendritic cell. abbreviation, alt-of, initialism
4. 4
   Initialism of fixed-dose combination. abbreviation, alt-of, initialism
5. 5
   Initialism of fire department connection. abbreviation, alt-of, initialism

Adverb

1. 1
   Initialism of facing diagonally to the center. abbreviation, alt-of, initialism, not-comparable

Synonyms

All synonyms

combination drugfirst day cover

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.