infiltration
- n a process in which individuals (or small groups) penetrate an area (especially the military penetration of enemy positions without detection)
- n the slow passage of a liquid through a filtering medium
the infiltration of seawater through the lava
infiltrator
- n someone who takes up a position surreptitiously for the purpose of espionage
- n an intruder (as troops) with hostile intent
infiniteness
- n the quality of being infinite; without bound or limit
infinitesimal calculus
- n the branch of mathematics that is concerned with limits and with the differentiation and integration of functions
infinitude
- n an infinite quantity
- n the quality of being infinite; without bound or limit
infirmity
- n the state of being weak in health or body (especially from old age)
infix
- n an affix that is inserted inside the word
- v put or introduce into something
- v attach a morpheme into a stem word
infix notation
- n a notation for forming mathematical expressions using parentheses and governed by rules of operator precedence; operators are dispersed among the operands
inflaming
- n arousal to violent emotion
- v cause inflammation in
- v catch fire
- v cause to start burning
- v arouse or excite feelings and passions
- v become inflamed; get sore
inflammability
- n the quality of being easily ignited and burning rapidly
inflammation
- n a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat
- n the state of being emotionally aroused and worked up
he tried to calm those who were in a state of extreme inflammation - n arousal to violent emotion
- n the act of setting something on fire