functional
adjective
[ ˈfʌŋ(k)ʃ(ə)n(ə)l ]
• of or having a special activity, purpose, or task.
• "a functional role"
• designed to be practical and useful, rather than attractive.
• "a small, functional bathroom"
Similar:
practical,
useful,
utilitarian,
utility,
workaday,
serviceable,
minimalist,
plain,
simple,
basic,
severe,
spartan,
ascetic,
bare,
modest,
unadorned,
undecorated,
unornamented,
unembellished,
unostentatious,
uncluttered,
unfussy,
without frills,
impersonal,
characterless,
soulless,
colourless,
institutional,
antiseptic,
clinical,
no frills,
• in operation; working.
• "the museum will be fully functional from the opening of the festival"
Similar:
working,
in working order,
functioning,
effective,
usable,
in service,
in use,
going,
running,
operative,
operating,
in operation,
in commission,
in action,
up and running,
Opposite:
out of order,
malfunctioning,
• relating to a variable quantity whose value depends upon one or more other variables.
• "using functional notation, we can write—where L is the transactions demand for money"