(n) Proto-Indo-European (hypothetical language from which all Indo-European languages are derived)
(n) (comp) Japanese word processor
(n) (comp) application development language
(n) Amerindian languages
(n) (comp) documentary language
(n) (ling) principle of lexical control
PLC
(n) Niger-Kordofan (family of languages)
(n) non-verbal communication
(exp) (comp) thesaurus with preferred terms
(exp) (comp) thesaurus without preferred terms
(n) (comp) HyperText Markup Language
HTML
(n) (comp) Hypermedia
Time-based Structuring Language
HyTime