trammel(redirected from trammelling)
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1. a fishing net in three sections, the two outer nets having a large mesh and the middle one a fine mesh
2. Rare a fowling net
3. US a fetter or shackle, esp one used in teaching a horse to amble
4. a device for drawing ellipses consisting of a flat sheet of metal, plastic, or wood having a cruciform slot in which run two pegs attached to a beam. The free end of the beam describes an ellipse
5. another name for beam compass
6. a gauge for setting up machines correctly
A device consisting of a bar, each of whose ends is constrained to move along one of two perpendicular lines; used in drawing ellipses and in the Rowland mounting.
1. In a fireplace, an adjustable hook for suspending a cooking pot from a pivoted wrought-iron horizontal bar attached to one of the fireplace walls.
2. An instrument for drawing ellipses.