also: ドッグ
Refers to a dock for ships or boats. Common in compounds like ドック入り (docking).
The ship entered the dock for repairs.
thorough physical examination; health checkup
Abbreviation of 人間ドック (ningen dock). Refers to a comprehensive medical checkup, often at a hospital or clinic.
See also: 人間ドック
I'm scheduled to have a company health checkup next month.
The tanker went into dock for repairs.
My father gets a full checkup every year.
ドッグ is the loanword for 'dog' (as in ドッグフード), while ドック means a ship's dock or a health checkup, and the two are easily mixed up due to their nearly identical spelling and pronunciation.
Standard katakana spelling for both the 'dock' and 'health checkup' senses.
Irregular kana variant; it has irregular kana usage. Not recommended for learners.
Borrowed from English 'dock'. The health checkup sense comes from the metaphor of a ship entering a dock for inspection and repair.