1.
close by; nearby; at close range
Physically very close; within a short distance. Describes being near enough to see or experience something in detail.
2.
imminent; approaching; just around the corner
Temporally very close; about to happen. Used for events, deadlines, or occasions that are drawing near.
Compound of 間 (space/interval) + 近 (near). The ぢ in まぢか reflects historical kana orthography (ち → ぢ in compounds).
SENSE 1 (spatial):
Used with で or に to mean "at close range" or "up close."
COMMON COLLOCATIONS (sense 1):
SENSE 2 (temporal):
Used with に to mean "imminent" or "approaching."
COMMON COLLOCATIONS (sense 2):