letter T
Refers specifically to the Latin letter T, not the Japanese kana.
アルファベットの丁字は「ティー」と読む。
The letter T of the alphabet is read as 'tee'.
Abbreviation of 丁字形 (ていじけい). Used in compounds like 丁字路 (ていじろ, T-junction) or to describe T-shaped objects.
See also: 丁字形
この工具は丁字の形をしている。
This tool is T-shaped.
single letter; single character
T bandage; T-shaped bandage
T junction; T intersection
T square
From the resemblance of the kanji 丁 to the Latin letter T. The reading てい is the on'yomi of 丁, and 字 means 'character' or 'letter'.