1 Freezing weather and ice are examples of the rigors of winter. 2  Difficult and challenging academic courses are an example of academic rigor. 3  harshness or severity; specif., 4  strictness or inflexibility: the rigor of martial law.  extreme hardship or difficulty: the rigors of life.
-logy, -logia, a suffix meaning a science or study of: mammalogy, metabology, neonatology. Suffix meaning 1. The study of the subject noted in the body of the word, or a treatise on the same; the English equivalent is-logy, or, with a connecting vowel, -ology [G. logos, discourse, treatise].2.logia. Suffix meaning 1. The study of the subject noted in the body of the word, or a treatise on the same; the English equivalent is-logy, or, with a connecting vowel, -ology [G. logos, discourse, treatise]. 2. Collecting or picking.
a suffix found on abstract nouns borrowed from Latin, usually denoting a status, role, or function (matrimony; testimony), or a personal quality or kind of behavior (acrimony; sanctimony). Origin of -mony.