HDL: Hardware Description Language
HEAL: History and East Asian Languages
HITS: Hyperlink-Induced Topic Search
HJAS: Harvard Journal of Asiatic studies
HMMMMM: Holistic, Manipulative, Multi-modal and Mimetic, Musical and Mimetic
HMN: Humanities
HPSG: Head-driven Phrase Structure Grammar
HTML: HyperText Markup Language
IAA: International Association for Assyriology
IACL: International Association of Chinese Linguistics
IAIS: Institute of Arab and Islamic Studies
IAMT: International Association for Machine Translation
IASS: International Association of Sanskrit Studies
IATC: International Association of Teachers of Czech

IATIS: International Association for Translation and Intercultural Studies
IC: Islamic Culture
ICASSP: International Conference on Acoustics, Speech and Signal Processing
ICLEF: Interactive Cross-Language Evaluation Forum
ICSLP: International Conference on Spoken Language Processing
IDL: Interface Description Language
IEED: Indo-European Etymological Dictionary
IEP: Intensive English Program
IFT: International Federation of Translators
IIJ: Indo-Iranian Journal
IJAES: International Journal of Arabic-English Studies
IJMES: International Journal of Middle East Studies
IJMES: International Journal of Middle Eastern Studies
IL: Intermediate Language
ILPS: Information and Language Processing Systems
ILSP: Institute for Language and Speech Processing
INALCO: Institut National des Langues et Civilisations Orientales
IODT: Integrated Ontology Development Toolkit
IOQS: International Organization of Qumran Studies
IPL: Information Processing Language
IRAL: International Review of Applied Linguistics
IRCL: International Review of Chinese Linguistics
IRL: ILOG Rule Language

ISV: International Scientific Vocabulary

ITS: Institute of Turkish Studies
IUP: Inter-University Program