rebus: representation of words in the form of pictures or symbols; puzzle in which pictures or letters stand for words; Ex. R U 18 is a rebus for Are you 18
Medicine/Medical. immediate, temporary immunization against the effects of injection of a toxic extract owing to previous small injections of the same extract.
a decreased response to a medicine given over a period of time so that larger doses are required to produce the same response.
Yare - (of a ship) responding promptly to the helm; easily manageable
Zealous - filled with or showing a strong and energetic desire to get something done or see something succeed; marked by passionate support for a person, cause, or ideal