unit of measurement; denomination
Standard term for units of measurement (meters, grams, etc.) and for denominations of currency or other countable standards.
The unit of length is the meter.
This coin is the smallest denomination.
Refers to a single entity made up of multiple parts, such as a team, a module, or a cohesive whole. Often used in organizational or structural contexts.
The family is the smallest unit of society.
This textbook is divided into five units.
Used in educational contexts for course credits or points earned toward a degree or qualification.
This class is worth 4 credits.
I have to earn the credits required for graduation.
by the ...; in units of ...; each ...
Suffix-like usage, typically in the form ～単位で, meaning 'in groups of', 'by the', or 'each'. Indicates the unit by which something is counted, sold, or organized.
Eggs are sold in units of ten.
Please take this medicine by the hour.
I earned 15 credits this semester.
This product is sold in units of 10.
Convert meters into feet.
In this survey, the family is treated as the basic unit.
I don't have enough credits to graduate.
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