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1. An impelling or restraining force; a compulsion.
2. Joint action.
3. Ecology Any of the reciprocal actions or effects, such as symbiosis, that can occur in a community.

[Middle English coaccioun, from Latin coāctiō, coāctiōn-, a collecting, from coāctus, past participle of cōgere, to collect, condense; see coagulum. Senses 2 and 3 : co- + action.]

co·ac′tive adj.
co·ac′tive·ly adv.


(koʊˈæk tɪv)

acting together.
co•ac′tive•ly, adv.
co`ac•tiv′i•ty, n.
References in classic literature ?
In the growth of the embryo, Sir Everard Home I think noticed that the evolution was not from one central point, but coactive from three or more points.
More specifically, Coactive and bidirectional relations involving genetic, neural, social, and cultural all exert an impact upon the individuals' behaviour (Gottlieb, 2007).
The solid-state Blighter passive electronically scanned array (PESA) radar detects small and slow-moving targets - even in cluttered environments - due to the radar's coactive frequency modulated continuous wave (FMCW) Doppler fast-scan processing.
This is confirmed by the acceptance of the alternative hypothesis which says that there is a significant relationship between coactive process and social dialogue (chi-square value 77.
Participant listed specific video clip numbers and the following activities:] (1) We complete Koenig & Holbrook sensory channels data collection forms, (2) We talk about routines, [and] (3) We talk about different tactile strategies including modeling and coactive signing.
Ces deux axes distinguent alors quatre modeles : l'heterostructuration traditionnelle (MIE1--l'enseignant revele et transmet le savoir, c'est la pedagogie transmissive); l'heterostructuration coactive (MIE2--l'enseignant fait decouvrir le savoir, c'est la pedagogie de la decouverte (5)); l'autostructuration coactive (MIE3 l'eleve tatonne afin de produire un savoir, c'est la pedagogie naturelle ou non-directive) et l'interstructuration coactive (MIE4--l'eleve interagit avec le savoir et l'enseignant, c'est la pedagogie interactive de la recherche).
CoActive introduced a fully cloud-based version of its advanced EXAMRIS[R] solution, providing robust capabilities such as flexible rules-based exam routing, load balancing and immediate updating of multi-site worklists.
Sale of CoActive Technologies' DeltaTech Controls (US) to Sensata Technologies (Netherlands/US)
In so doing, we describe (a) an embodied, coactive systems model of the development of persons within socio-cultural contexts (Mascolo, in press; Mascolo & Fischer, 2010), and (b) a set of conceptual and empirical tools for analyzing the construction of integrative patterns of thinking, feeling, and action as they arise in joint interaction over time (Basseches & Mascolo, 2010).
But not all public entities can be considered as "authorities", only the ones "that are empowered to adopt decisions and to impose or execute them to individuals by use of coactive public power" (Brewer-Carias, 2009: 297), with the exclusion of those "with purely staff or consultative nature" (Human Right's Defendant or autonomous universities).
02 Coactive Sports Type of Service Delivery n Mean SD Regularly attends training and competition 96 6.
Berlin-headquartered DeltaTech, formerly a subsidiary of CoActive Technologies Inc, produces operator controls and integrated systems for customers ranging from off-road vehicle producers to medical equipment manufacturers.