mid-stream, middle course

omission (of middle part of a text), ellipsis

neutrality

halfway up (down) a mountain, mountainside

center, centre, middle

middle stage, middle phase, middle game

middle-age, middle age, midlife

China and Japan, Chinese-Japanese, Sino-Japanese

poisoning

middle of the road, centrism, moderation

second grade, medium quality, average

Middle East

philtrum (the vertical groove between the nose and upper lip), among people

all day, throughout the day

junior high school, middle school

inside, middle