adj.传染的,
Merriam-Webster Online Dictionary
contagious (adjective)1.
communicable by - contact catching contagious diseases
2.
bearing - contagion contagious people
3.
used for contagious diseases - a contagious ward
4.
exciting similar emotions or conduct in others - contagious enthusiasm
Merriam-Webster Online Thesaurus
contagious (adjective)1.
capable of being passed by physical contact from one person to another
SYNONYMS:
catching, communicable, pestilent, transmissible, transmittableRELATED WORDS:
infectious, infectiveNEAR ANTONYMS:
noninfectious2.
exciting a similar feeling or reaction in others
SYNONYMS:
catching, epidemic, infectious, spreadingRELATED WORDS:
palpable, perceptible, tangible; irresistible ( irresistable), overpowering, overwhelming; disarming, endearing, fetching, inviting, winning, winsome