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suhmp shn
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part of speech: noun
definition 1: something that is supposed or believed without questioning. For example, if you ask someone whether she is allowed to watch TV during dinner, you have made an assumption that there is a TV in her house. Assumptions are ideas people have that are not based on proven facts. An assumption can be correct or incorrect.
Because he was so late, she made the assumption that he had missed the bus.
similar words:
guess, position, premise
definition 2: a taking on of a duty, role, or position.
The whole kingdom celebrated the new queen's assumption of power.
similar words:
Word Parts  About this feature
The word assumption contains the following part:
as- Latin prefix that means to, toward
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The prefix as- occurs in Latin loanwords. It is an assimilated form of ad- used before roots beginning with an "s" sound, such as "sent" and "cert." See ad-.