chronometer
61To rate a chronometer — Rate Rate, v. t. [imp. & p. p. {Rated}; p. pr. & vb. n. {Rating}.] 1. To set a certain estimate on; to value at a certain price or degree. [1913 Webster] To rate a man by the nature of his companions is a rule frequent indeed, but not infallible …
62Railroad chronometer — Railroad chronometers (railroader s watches) are specialized timepieces that once were crucial for safe and correct operation of trains in the United States and Canada. A system called Timetable and Train Order, which relied on highly accurate… …
63Rhenium-Osmium-Chronometer — Das Isotop 187 Re (Rhenium) besitzt eine Halbwertszeit von etwa 5 · 1010 Jahren. Diese lange Halbwertszeit erlaubt es, dass Nuklidpaar 187 Re und 187 Os als Chronometer für den r Prozess zu verwenden.[1][2] Diese Idee stammte… …
64half chronometer — noun : a watch having an escapement compounded of the lever and chronometer escapements; also : a fine lever escapement watch adjusted for temperature …
65marine chronometer — noun : chronometer a …
66mariner's chronometer — noun : chronometer a …
67pocket chronometer — noun : a pocket watch with a chronometer escapement or with an observatory rating …
68box chronometer — noun see chronometer …
69fall chronometer — noun : an instrument used in experimental psychology having a body which may fall practically without friction and which makes or breaks electrical contacts as it drops so that time intervals can be determined …
70plexi-chronometer — …