useful
— Adjective
– English
~ having a useful function; "utilitarian steel tables"
useful
— Adjective
– English
~ being of use or service; "the girl felt motherly and useful"; "a useful job"; "a useful member of society"
usefully
— Adverb
– English
~ in a useful manner; "extra money could be usefully spent on this project"
usefulness
— Noun
– English
~ the quality of being of practical use
useless
— Adjective
– English
~ having no beneficial use or incapable of functioning usefully; "a kitchen full of useless gadgets"; "she is useless in an emergency"
uselessly
— Adverb
– English
~ in a useless manner; "the furniture was sitting around uselessly"
uselessness
— Noun
– English
~ the quality of having no practical use
user
— Noun
– English
~ a person who uses something or someone selfishly or unethically
user interface
— Noun
– English
~ (computer science) a program that controls a display for the user (usually on a computer monitor) and that allows the user to interact with the system
user
— Noun
– English
~ a person who makes use of a thing; someone who uses or employs something