averruncator

from The Century Dictionary.

• noun See aberuncator.

from the GNU version of the Collaborative International Dictionary of English.

• noun An instrument for pruning trees, having two blades, or a blade and a hook, fixed on a long rod and operated by a string or wire; a tree pruner.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun An instrument for pruning trees, consisting of two blades, or a blade and a hook, fixed on the end of a long rod.