past participle of heave in sight

The meaning of a railway signal

(rail transport) The visual appearance of a railway signal

The presence of pain when the abdominal wall is slowly compressed and rapidly released, indicative of peritonitis.

(medicine) A medical sign observed in patients with low calcium, whereby occlusion of the brachial artery induces spasm of the muscles of the hand and forearm.

(medicine) The characteristic situation where a patient with delusional parasitosis presents the doctor with a collection of fibers or other foreign objects supposedly retrieved from the skin.

A leaf spot disease of banana plants, caused by the ascomycete fungus Mycosphaerella musicola (anamorph: Pseudocercospora musae).

A town in Fiji. / A river in Fiji.

A leaf spot disease of banana plants, caused by the ascomycete fungus Mycosphaerella fijiensis (anamorph: Pseudocercospora fijiensis).

(railways) One of the danger signals or safety signals which guide the movement of trains in a block system, often coupled with a switch so that opening or closing the switch also operates the signal.