Cross-Staff is a 11 letter English word. It's valid Scrabble word worth 7 points. It's valid Words with friends word worth 8 points.
You can make 356 anagrams from letters in cross-staff (-acfforssst).
1400-50, for an earlier sense; late Middle English
A man upon the frame-work controls this wheel, guided by a sight on the frame, and a cross-staff at the end of the field.
But some kind of a dratted cross-current ketched me and I'm sailin' out to sea, I finds, without compass or cross-staff.
Even the navigators of the fifteenth century were aware of the deficiencies of the cross-staff and sought to improve upon it.
Above, it has the small arc of the Davis quadrant with the sliding rod of the cross-staff below.
The vane of a cross-staff, made to slide along it by means of a square socket; it may be set to any of the graduations.
He rubbed his eyes, looked again, adjusting his observation by a cross-staff which had been placed so as to bear upon the point.
The cross-staff had not then come into use, and it was never of much service in low latitudes.
The simplest and crudest form of measurer of which the record has been preserved is known as the cross-staff.
Iacobs staffean instrument formerly used for measuring the altitude of the sun; a cross-staff.
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