1 This condition is considered a Treacher Collinsâtype autosomal recessive mandibulofacial dysostosis (OMIM 248390). 2  In addition, Richieri-Costa et al and Splendore et al reported siblings with similar Treacher Collins syndrome born to parents without the condition.
The definition of productive is someone or something with a lot of things completed or someone or something that is very fertile and has abundant results. 1  An example of something that would be described as productive is a machine that cans a large volume vegetables. An example of someone who would be described as productive is a person who completes a lot of work in a short amount of time.
It is a measure of total efficiency of a production process and as such the objective to be maximized in production process. Productivity measures that use one or more inputs or factors, but not all factors, are called partial productivities. A common example in economics is labor productivity, usually expressed as output per hour.