(sports) the chief official (as in boxing or American football) who is expected to ensure fair play | a radio receiver that moves automatically across some selected range of frequencies looking for some signal or condition |
someone who reads manuscripts and judges their suitability for publication | a radar dish that rotates or oscillates in order to scan a broad area |
an attorney appointed by a court to investigate and report on a case | an electronic device that generates a digital representation of an image for data input to a computer |
| someone who scans verse to determine the number and prosodic value of the syllables |