n. A cross shaped like a T with a loop at the top, the Egyptian hieroglyph representing the Egyptian triliteral ˁ-n-ḫ ("eternal life") and often used as an amulet or charm for this concept.
the GNU version of the Collaborative International Dictionary of English
n. A tau cross with a loop at the top, used as an attribute or sacred emblem, symbolizing generation or enduring life. Called also crux ansata.
n. an amulet or piece of jewelry shaped like an ankh{1}.
The Century Dictionary and Cyclopedia
n. In Egyptian art, the emblem of enduring life, or symbol of generation, generally represented as held in the hand of a deity, and often conferred upon royal favorites. It is the crux ansata (which see, under crux).
Word Usage
"The Egyptian symbol of the ankh is a knot, which represents life."