TESTOON', noun A silver coin in Italy and Portugal. In Florence, the testoon is worth two lire or three paoli, about seventeen pence sterling, or thirty two cents. At Lisbon, the testoon as a money of account, is valued at 100 rees, about seven pence sterling, or twelve and a half cents. TEST'-PAPER, noun A paper impregnated with a chimical re-agent, as litmus, etc.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI