"definite orders" is a correct and usable phrase in written English.
It refers to specific and clear directives given to someone to follow. You can use it in various contexts, such as in a military setting, in a workplace, or even in everyday conversation. Example sentence: "The general gave definite orders for the soldiers to advance towards the enemy's stronghold."
In most alphabets the characters are arranged in a definite order, or sequence (e.g., A, B, C, etc).
Influenced by the works of Johann Gottlob Lehmann and Georg Christian Füchsel, Werner demonstrated that the rocks of the Earth are deposited in a definite order.
Calendar, any system for dividing time over extended periods, such as days, months, or years, and arranging such divisions in a definite order.
In the form of learning called chaining the subject is required to make a series of responses in a definite order.
On April 5, 1797 (Old Style), Paul I changed the succession law, establishing a definite order of succession for members of the Romanov family.
Now that the Space Shuttle has become operational, its missions, taken one by one, seem random, but writer discovered since spending time at the Johnson Space Center, outside Houston, that there is a definite order and progression to the first dozen or so flights and those that will follow.
John Macy described the laborious process: **{:.break one} ** When she began work at her story, more than a year ago, she set up on the Braille machine about a hundred pages of what she called "material," consisting of detached episodes and notes put down as they came to her without definite order or coherent plan.... Then came the task where one who has eyes to see must help her.
Despite Catherine's apparent intention to name Paul's son Alexander her heir, Paul succeeded her when she died (November 17 [November 6], 1796) and immediately repealed the decree issued by Peter I the Great in 1722 that had given each monarch the right to choose his successor; in its place Paul established in 1797 a definite order of succession within the male line of the Romanov family.
σM values do not exhibit a definite order.
