almucantar staff
almucantar staff · almucantar staffs
An ancient instrument, having an arc of fifteen degrees, formerly used at sea to take…An ancient instrument, having an arc of fifteen degrees, formerly used at sea to take observations of the sun's amplitude at the time of its rising or setting, to find the variation of the compass.
Meaning
1 sensesAn ancient instrument, having an arc of fifteen degrees, formerly used at sea to take observations of the sun's amplitude at the time of its rising or setting, to find the variation of the compass.
Forms
plural: almucantar staffs| Singular | almucantar staff |
|---|---|
| Plural | almucantar staffs |
regular