Definition of TORUS. 1. : a large molding of convex profile commonly occurring as the lowest molding in the base of a column.2. : the thickening of a membrane closing a wood-cell pit (as of gymnosperm tracheids) having the secondary cell wall arched over the pit cavity.3.efinition of TORUS. 1. : a large molding of convex profile commonly occurring as the lowest molding in the base of a column. 2. : the thickening of a membrane closing a wood-cell pit (as of gymnosperm tracheids) having the secondary cell wall arched over the pit cavity. 3.
Artranq/iStock/Getty Images. Outdoor dogs generally shed most in April and May and have a second shedding season before winter, in August, September or October, depending on the climate. Some dogs blow their coat in a fairly rapid, massive shedding and others shed more gradually.
Find out what to do if you notice your dog losing hair. Most dogs shed hair, especially during the hot summer months, but a dog losing hair in massive amounts or with bald spots could mean something more serious such as allergies, hormonal imbalance, mites, trauma or infection.