(adj): determining payment based on the actual cost of production plus an agreed-upon fee or rate of profit
(adj): allowing for a spontaneous response
(adj): vs. determinate) -- (having a capacity for continuing to grow at the apex
(adj): having stalked flowers along an elongated stem that continue to open in succession from below as the stem continues to grow
(adj): of uncertain or ambiguous nature
(adj): vs. unequivocal), ambiguous -- (open to two or more interpretations; or of uncertain nature or significance; or (often) intended to mislead
(adj): not capable of being determined
(adj): vs. determinable), undeterminable -- (not capable of being definitely decided or ascertained
(adj): not leading to a definite ending or result
(adj): vs. conclusive) -- (not conclusive; not putting an end to doubt or question