Terminology
General
game
level
beatmap
(synonym: chart)
Related to sheet music
note
head
stem
flag
beam
beamed notes
unconnected beam
dot
dotted note
double dotted note
tie
length
(synonym: note value)
whole note
half note
quarter note
eighth note
sixteenth note
$n$th note
tuplet
(synonym: grouping)
rest
row
(synonym: system)
staff line
bar line
measure
metronome mark
tempo
(synonym: BPM)
voice
(synonym: track)
chord
Related to gameplay interface
hit note
It is often referred to as “note” in other rhythm games, but it means another concept in Dododo.
click
hold
big note
auxiliaries
judgement line
fake judgement line
inaccuracy bar
visual
Related to gameplay
multiplicity
(related to: chord)