- A small powerful boat designed for towing or pushing larger vessels. Also called towboat 拖船：用作拖动或推动大船的大马力小船 也作 towboat
- information retrieval
- informations
- information science
- information superhighway
- information technology
- information theory
- informative
- informative
- informatory
- informed
- informed consent
- informer
- informercial
- infos
- infotainment
- infotainments
- infra-
- infraclass
- infract
- infracted
- infracting
- infraction
- infractions
- infracts
- infra dig