pen recorder
/ˈpɛn rɪˌkɔːdə/noun
An instrument that uses a pen to produce a continuous graphical record of a variable measured quantity.
Origin
1920s; earliest use found in Star Journal (Sandusky, Ohio). From pen + recorder.
- lunar day
- lunar distance
- lunar eclipse
- Lunarian
- lunar module
- lunar month
- lunar node
- lunar observation
- lunar rover
- lunar roving vehicle
- lunar year
- lunate
- lunate bone
- lunatic
- lunatic asylum
- lunatic fringe
- lunatic soup
- lunation
- lunch
- lunch box
- lunch break
- luncheon
- luncheonette
- luncheon meat
- luncheon voucher