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He,symbol for the element heliumhelium
, gaseous chemical element; symbol He; at. no. 2; at. wt. 4.0026; m.p. below −272°C; at 26 atmospheres pressure; b.p. −268.934°C; at 1 atmosphere pressure; density 0.1785 grams per liter at STP; valence usually 0.
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a. a children's game in which one player chases the others in an attempt to touch one of them, who then becomes the chaser
b. the person chasing
the fifth letter of the Hebrew alphabet (ה), transliterated as h