1) Benign tumor 2) Benign tumour 3) Nonmalignant neoplasm 4) Nonmalignant tumor 5) Nonmalignant tumour 
A chondroma is a benign cartilaginous tumor, which is encapsulated with a lobular growing pattern. Tumor cells (chondrocytes, cartilaginous cells) resemble normal cells and produce the cartilaginous matrix (amorphous, basophilic material). Characteristic features of this tumor include the vascular axes within the tumor, which make the distinction ...
• (n.) A cartilaginous tumor or growth.
<oncology, tumour> A benign neoplasm derived from mesodermal cells that form cartilage. ... (27 Sep 1997) ... 
(kon-dro´mә) pl. chondromas, chondro´mata a tumor or tumorlike growth of cartilage cells. It may remain in the interior or substance of a cartilage or bone (true chondroma, or enchondroma), or may develop on the surface of a cartilage and project under the periosteum of a bone (ecchondroma).
A benign tumor of cartilage.
Chon·dro'ma noun ; plural Chondromata . [ New Latin , from Greek ... cartilage + -oma .] A cartilaginous tumor or growth. 
Type: Term Pronunciation: kon-drō′mă Definitions: 1. A benign neoplasm derived from mesodermal cells that form cartilage.
[n] - a common benign tumor of cartilage cells
a noncancerous tumour that occurs in cartilage 
noun a common benign tumor of cartilage cells
a benign cartilaginous tumor or growth.