Word: upstroke
Part of speech: Noun
Syllables: up
stroke
Definition: The upward stroke of a pen, brush, piston, etc.
Morphemes:
Affix: up
Language: en
PoS: Adjective
Meaning: Headed or designated to go upward (as an escalator, stairway, elevator etc.) or toward (as a run-up).
Affix: stroke
Language: en
PoS: Noun
Meaning: An act of stroking (moving one's hand over a surface).