radioallergosorbent test ra·di·o·al·ler·go·sor·bent test (rā'dē-ō-āl'ər-gō-sôr'bənt, -zôr'-)
n.
Abbr. RAST
A radioimmunoassay test to detect certain types of immunoglobulin-bound allergens responsible for tissue hypersensitivity.
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
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